/*--
Author: W3layouts
Author URL: http://w3layouts.com
License: Creative Commons Attribution 3.0 Unported
License URL: http://creativecommons.org/licenses/by/3.0/
--*/
html, body {
    height: 100vh;
}

html:before, html:after, body:before, body:after {
    content: '';
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

html {
    overflow: hidden;
}

html:before {
    height: 105vmax;
    width: 105vmax;
    z-index: -4;
}

html:after {
    height: 80vmax;
    width: 80vmax;
    z-index: -3;
}

body {
    color: #FFF;
    font-size: 100%;
    background: url(../img/back.jpeg) no-repeat center top;
    background-size: cover;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    -ms-background-size: cover;
    /* [disabled]background-attachment: fixed; */
    text-align: center;
    font-family: 'Slabo 27px', serif;

}

body:before {
    height: 60vmax;
    width: 60vmax;
    z-index: -2;
}

body:after {
    height: 40vmax;
    width: 40vmax;
    z-index: -1;
}

.main {
    text-align: center;
    z-index: 5;
    margin-top: 5em;
}

.main a {
    text-decoration: none;
    color: #fff;
}

p {
    font-size: 18px;
    margin-top: 0;
    letter-spacing: 2px;
    font-family: 'Open Sans', sans-serif;
}

h1 {
    font-size: 14em;
    margin: 0 auto;
    color: #333;


}

.main p {
    font-size: 1.5em;
    letter-spacing: 2px;
    line-height: 2em;
    color: #000;
}

button {
    background: linear-gradient(#b2aef4, #1204ff);
    padding: 0 12px;
    border: none;
    border-radius: 20px;
    box-shadow: 0 30px 15px rgba(0, 0, 0, 0.15);
    outline: none;
    color: #000;
    font: 400 16px/2.5 Nunito, 'Varela Round', Sans-serif;
    text-transform: uppercase;
    cursor: pointer;

}

.bubble {
    background: linear-gradient(#b2aef4, #1204ff);
    border-radius: 50%;
    box-shadow: 0 30px 15px rgba(0, 0, 0, 0.15);
    position: absolute;

}

.bubble:before, .bubble:after {
    content: '';
    background: linear-gradient(#b2aef4, #1204ff);
    border-radius: 50%;
    box-shadow: 0 30px 15px rgba(0, 0, 0, 0.15);
    position: absolute;
}

.bubble:nth-child(1) {
    top: 15vh;
    left: 15vw;
    height: 22vmin;
    width: 22vmin;

}

@keyframes one {
    0% {
        right: 0;
        top: 0;
    }
    25% {
        right: 300px;
        top: 0;
    }
    50% {
        right: 300px;
        top: 300px;
    }
    75% {
        right: 0;
        top: 300px;
    }
    100% {
        right: 0;
        top: 0;
    }

    0% {
        transform: rotate(0);
    }
    99% {
        transform: rotate(180deg);
        opacity: 1;
    }
    100% {
        transform: rotate(180deg);
        opacity: 0;
    }
}

.bubble:nth-child(1):before {
    width: 13vmin;
    height: 13vmin;
    bottom: -25vh;
    right: -10vmin;

}

@keyframes two {
    frome {
        margin-left: 0;
    }
    to {
        margin-left: 100px;
    }
}

.bubble:nth-child(2) {
    top: 20vh;
    left: 38vw;
    height: 10vmin;
    width: 10vmin;
    animation: two 5s infinite alternate;
}

.bubble:nth-child(2):before {
    width: 5vmin;
    height: 5vmin;
    bottom: -10vh;
    left: -8vmin;
}

.bubble:nth-child(3) {
    top: 12vh;
    right: 30vw;
    height: 13vmin;
    width: 13vmin;

}

.bubble:nth-child(3):before {
    width: 3vmin;
    height: 3vmin;
    bottom: -15vh;
    left: -18vmin;
    z-index: 6;
    animation: one 5s infinite alternate;
    animation-timing-function: linear;
}

.bubble:nth-child(4) {
    top: 25vh;
    right: 18vw;
    height: 18vmin;
    width: 18vmin;
}

.bubble:nth-child(4):before {
    width: 7vmin;
    height: 7vmin;
    bottom: -10vmin;
    left: -15vmin;
}

.bubble:nth-child(5) {
    top: 60vh;
    right: 18vw;
    height: 28vmin;
    width: 28vmin;
}

.bubble:nth-child(5):before {
    width: 10vmin;
    height: 10vmin;
    bottom: 5vmin;
    left: -25vmin;
    animation: qiu 5s infinite alternate;
    animation-timing-function: linear;
}

@keyframes qiu {
    from {
        margin-left: 0;
    }
    to {
        margin-left: 20px;
    }
}

/*--/banner--*/
.copyright p {
    font-size: 0.9em;
    color: #000;
    margin: 12em 0 0;
    line-height: 1.8em;
    text-align: center;
}

.copyright p a {
    color: #EA4C89;
}

.copyright p a:hover {
    text-decoration: underline;
    color: #000;
}

/*--//banner--*/
/*--/responsive design--*/
@media (max-width: 1440px) {
    .copyright p {
        margin: 2em 0 0;
    }
}

@media (max-width: 1024px) {
    .bubble:nth-child(5) {
        top: 70vh;
        right: 14vw;
        height: 28vmin;
        width: 28vmin;
    }

    .copyright p {
        margin: 2em 0 0;
    }
}

@media (max-width: 800px) {
    .bubble:nth-child(1) {
        top: 15vh;
        left: 6vw;
        height: 17vmin;
        width: 17vmin;
    }

    .bubble:nth-child(5) {
        height: 17vmin;
        width: 17vmin;
    }
}

@media (max-width: 667px) {
    .bubble:nth-child(5) {
        top: 70vh;
        right: 4vw;
    }

    .bubble:nth-child(4) {
        right: 9vw;
    }
}

@media (max-width: 640px) {
    .bubble:nth-child(4) {
        top: 25vh;
        right: 7vw;
        height: 18vmin;
        width: 18vmin;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 10em;
    }

    .main p {
        font-size: 1em;
        letter-spacing: 2px;
        line-height: 2em;
    }

    .bubble:nth-child(1) {
        top: 15vh;
        left: 2vw;
        height: 7vmin;
        width: 7vmin;
    }

    .bubble:nth-child(4) {
        top: 15vh;
        left: 2vw;
        height: 7vmin;
        width: 7vmin;
    }

    .copyright p {
        margin: 7em 0 0;
    }
}

@media (max-width: 414px) {
    .bubble:nth-child(5) {
        top: 65vh;
        right: 10vw;
    }

    .main p {
        font-size: 0.9em;
        letter-spacing: 2px;
        line-height: 2em;
    }
}

@media (max-width: 320px) {
    .main {
        margin-top: 2em;
    }
}

/*--//responsive design--*/
